18-4143 - .50 Piston 40/50 - Special Order - No Returns

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Sierra Marine

18-4143 Piston Replaces: Yamaha 6H4-11636-00-00

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Sierra Marine Piston Kit is equivalent to parts:

Sierra Marine is the market leader for aftermarket marine engine parts. Sierra products cover every major engine brand. Sierra offers a comprehensive product line and an unsurpassed customer satisfaction warranty covering parts and labor.